core: fix some small typos on comment code (#17278)

core/blockchain.go

@@ -1016,7 +1016,7 @@ func (bc *BlockChain) insertChain(chain types.Blocks) (int, []interface{}, []*ty
 	// Do a sanity check that the provided chain is actually ordered and linked
 	for i := 1; i < len(chain); i++ {
 		if chain[i].NumberU64() != chain[i-1].NumberU64()+1 || chain[i].ParentHash() != chain[i-1].Hash() {
-			// Chain broke ancestry, log a messge (programming error) and skip insertion
+			// Chain broke ancestry, log a message (programming error) and skip insertion
 			log.Error("Non contiguous block insert", "number", chain[i].Number(), "hash", chain[i].Hash(),
 				"parent", chain[i].ParentHash(), "prevnumber", chain[i-1].Number(), "prevhash", chain[i-1].Hash())
 

core/headerchain.go

@@ -208,7 +208,7 @@ func (hc *HeaderChain) ValidateHeaderChain(chain []*types.Header, checkFreq int)
 	// Do a sanity check that the provided chain is actually ordered and linked
 	for i := 1; i < len(chain); i++ {
 		if chain[i].Number.Uint64() != chain[i-1].Number.Uint64()+1 || chain[i].ParentHash != chain[i-1].Hash() {
-			// Chain broke ancestry, log a messge (programming error) and skip insertion
+			// Chain broke ancestry, log a message (programming error) and skip insertion
 			log.Error("Non contiguous header insert", "number", chain[i].Number, "hash", chain[i].Hash(),
 				"parent", chain[i].ParentHash, "prevnumber", chain[i-1].Number, "prevhash", chain[i-1].Hash())
 

core/tx_list.go

@@ -436,7 +436,7 @@ func (l *txPricedList) Removed() {
 }
 
 // Cap finds all the transactions below the given price threshold, drops them
-// from the priced list and returs them for further removal from the entire pool.
+// from the priced list and returns them for further removal from the entire pool.
 func (l *txPricedList) Cap(threshold *big.Int, local *accountSet) types.Transactions {
 	drop := make(types.Transactions, 0, 128) // Remote underpriced transactions to drop
 	save := make(types.Transactions, 0, 64)  // Local underpriced transactions to keep